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Conflicting aftermarket catback info...
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07-03-2017, 05:24 PM
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TJay74
Drives: 17 Camaro SS 1LE & 16 Sierra AT CC
Join Date: Nov 2016
Location: Norman, OK
Posts: 2,424
If you unplug the NPP actuators you will get a soft code that is stored in the ECM, it doesn't trip the light but only references that the actuators are not working.
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